16081737481552 has 40 divisors (see below), whose sum is σ = 31513014009000. Its totient is φ = 7949372884992.

The previous prime is 16081737481519. The next prime is 16081737481553. The reversal of 16081737481552 is 25518473718061.

It can be written as a sum of positive squares in 4 ways, for example, as 3647397153856 + 12434340327696 = 1909816^2 + 3526236^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16081737481553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9082788 + ... + 10707964.

It is an arithmetic number, because the mean of its divisors is an integer number (787825350225).

Almost surely, 2^{16081737481552} is an apocalyptic number.

It is an amenable number.

16081737481552 is a deficient number, since it is larger than the sum of its proper divisors (15431276527448).

16081737481552 is a wasteful number, since it uses less digits than its factorization.

16081737481552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632223 (or 1632217 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 58.

The spelling of 16081737481552 in words is "sixteen trillion, eighty-one billion, seven hundred thirty-seven million, four hundred eighty-one thousand, five hundred fifty-two".